<template>
  <div :class="className" :style="{ height: height, width: width }" />
</template>

<script>
import echarts from "echarts";
require("echarts/theme/macarons"); // echarts theme
import resize from "./mixins/resize";
import { lowValueLossApi } from "@/api/dashboard";
const animationDuration = 6000;

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: "chart",
    },
    width: {
      type: String,
      default: "100%",
    },
    height: {
      type: String,
      default: "300px",
    },
  },
  data() {
    return {
      chart: null,
      monthDatas: [],
      orderCountDatas: [],
    };
  },
  created() {},
  async mounted() {
    this.$nextTick(async () => {
      await this.lowValueLossApi();

      await this.initChart();
    });
  },
  beforeDestroy() {
    if (!this.chart) {
      return;
    }
    this.chart.dispose();
    this.chart = null;
  },
  methods: {
    async lowValueLossApi() {
      await lowValueLossApi().then((response) => {
        const data = response.data;
        //  this.lowValueLossQuantityDatas = response.data.reduce((sum, item) => sum + item.quantity, 0);
        // 使用 reduce 进行累加
        const result = Object.entries(
          data.reduce((acc, { month, quantity }) => {
            acc[month] = (acc[month] || 0) + quantity;
            return acc;
          }, {})
        ).map(([month, quantity]) => ({ month, quantity }));
        this.monthDatas = result.map((item) => item.month);

        this.orderCountDatas = result.map((item) => item.quantity);
        console.log(9999, result);

        console.log("🍓", this.monthDatas);
      });
    },
    initChart() {
      this.chart = echarts.init(this.$el, "macarons");

      this.chart.setOption({
        tooltip: {
          trigger: "axis",
          axisPointer: {
            // 坐标轴指示器，坐标轴触发有效
            type: "shadow", // 默认为直线，可选为：'line' | 'shadow'
          },
        },
        grid: {
          top: 10,
          left: "1%",
          right: "1%",
          bottom: "3%",
          containLabel: true,
        },
        xAxis: [
          {
            type: "category",
            // data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
            data: this.monthDatas,
            axisTick: {
              alignWithLabel: true,
            },
          },
        ],
        yAxis: [
          {
            type: "value",
            axisTick: {
              show: false,
            },
          },
        ],
        series: [
          {
            name: "低值易耗",
            type: "bar",
            stack: "vistors",
            barWidth: "20%",
            data: this.orderCountDatas,
            animationDuration,
          },
          // , {
          //   name: 'pageB',
          //   type: 'bar',
          //   stack: 'vistors',
          //   barWidth: '60%',
          //   data: [80, 52, 200, 334, 390, 330, 220],
          //   animationDuration
          // }, {
          //   name: 'pageC',
          //   type: 'bar',
          //   stack: 'vistors',
          //   barWidth: '60%',
          //   data: [30, 52, 200, 334, 390, 330, 220],
          //   animationDuration
          // }
        ],
      });
    },
  },
};
</script>
